Hi,

Thank you for your answers, I will try both

Michaël

Le 06/02/2019 à 12:45, Giuseppe Aruta a écrit :
Hi MIchael, Nicolas

During the last years I added two experimantal   tools for images on OpenJUMP, available on the standard Affine transformation one:

1)
if the image is loaded via Sextante Raster Image (File>Open>Sextante..)
Tools>Warp>Affine transformation (from warping vectors).
Note that this requires at maximun 3 warping vectors on the view (Tools<Warp>Warpimg to get the tool to draw warping vectors)

2)
if the image is loaded  via Referenced Image or similar (File>Open>File)
Tools>Warp>Affine Transformation (from parameters)
At the end of the dialog there is a check box "Force affine transformation of image". If it is checked the affine transformation acts also on the bufferedimage (and not only on the geometry). The option "Resize image to half size" should help if the process takes too much time (and too much CPU) I wrote a small tutorial here: http://ojwiki.soldin.de/index.php?title=Warp#Applying_an_affine_transformation_to_an_image_layer

Both methods work made only affine trasformation.
And they create new GeoTIFF image files rather then "write/rewrite" a world file. Rewriting a world file rather then rewrite the all image should be preferible and "less memory consuming". Unfortunatelly OpenJUMP still cannot read and use the rotation/skewing lines on a worldfile.

Both methods should work if the image is not huge. There is no way to control possible errors

Peppe


Il giorno mer 6 feb 2019 alle ore 09:23 Nicolas Ribot <nicolas.ri...@gmail.com <mailto:nicolas.ri...@gmail.com>> ha scritto:

    Hello,

    QGIS can do that with Raster georeferencing. It works well

    Nicolas

    On Wed, 6 Feb 2019 at 09:12, Michaël Michaud
    <m.michael.mich...@orange.fr <mailto:m.michael.mich...@orange.fr>>
    wrote:

        Hi Peppe,

        Maybe you know if we have, in OpenJUMP some tools to help
        referencing an
        image which has no world file. And if not, do you know a good
        free tool
        to do that.

        Thanks,

        PS : I tried to package the last svn revision with maven
        yesturday and
        get a double entry for the klem extension. Any idea ?

        Michaël



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